Weil-McLain 550-110-260/02002 manual 13a Dimensions, Dimensional drawing

GOLD CGs Gas-Fired Water Boiler

13a Dimensions

Figure 31 Dimensional drawing

Supply piping (note 1)

Return piping (note 1)

Relief valve, ¾" NPT

½" NPT to expansion tank/air vent

3" Diameter vent

11¹⁄₈
3¹⁄₄
2¹⁄₄	A

3"/3½" Dia. air pipe connection

Gas supply piping

Drain valve

Gas supply entrance (right or left side)

Pressure/temperature gauge

Note 1: Boiler supply and return tappings are both 1¼" NPT. See Table 3, page 14 for recommended system sup- ply and return piping sizes.

T OP VIEW

A LL DIMENSIONS IN INCHES

Note 2: Boiler circulator is shipped loose. Circulator may be mounted on either boiler supply or return piping. Circulator flange provided with boiler is same size as recommended pipe size in Table 3, page 14.

2³⁄₈

13¹⁄₄

4³⁄₄

NOTE 2

NOTE 2	28³⁄₈
19	19
13¹¹

	12			9		W
		23¹⁄₄
			1⁵⁄₈
26060		L EFT SIDE			F RONT

4³⁄₄

R IGHT SIDE

Boiler	Supply	Return	Gas	Gas	“A”	“W”
model	tapping	tapping	connection size	manifold size	Air inlet	Jacket
number	(inches NPT)	(inches NPT)	Note 3	Note 3	pipe center	width
			(inches NPT)	(inches NPT)	(inches)	(inches)
CGs-3	1 ¼	1 ¼	½	½	6 ½	13
CGs-4	1 ¼	1 ¼	½	½	8	16
CGs-5	1 ¼	1 ¼	½	½	9 ½	19
CGs-6	1 ¼	1 ¼	½	½	11	22
Note 3: Gas piping from meter to boiler to be sized per local utility requirements.
58					Part number 550-110-260/0200